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The relay model library in PowerFactory does not cover every existing or historical relay on the market, nor every possible configuration. The diversity in relay models and their functionalities is…
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We offer multiple relay types in our global DIgSILENT Library that can take inputs from multiple CTs. Those that can take more than 3 CT inputs are listed below: Siemens 7UT6xx, ABB RET 670, Gec…
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One of the most common reasons for the non-selective tripping of the transformer differential protection are the incorrectly set up adapters. In order to accommodate for different voltage levels,…
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You may find the simple grid model with two terminals and a power transformer, protected by a differential protection in the attachment of this FAQ. Here, an emphasis is on the way the adapters had…
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Currently, there are no relays in the global DIgSILENT Library that support large number of CT inputs out of the box, needed for the busbar differential protection. The user can adapt one of the…
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The short circuit trace feature in DIgSILENT PowerFactory is designed to provide a more accurate representation of protection device tripping sequences, tripping times, and fault clearance times than…
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